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ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2022

ZIP Codes for City of Cabin John, MD

Cabin John, MD Covers 1 ZIP Code

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 20818StandardMontgomery1,962240 / 301

Timezone(s):Eastern (GMT -05:00)
Population:2,280 (More Details)
Male Population:1,102
Female Population:1,178
Median Age:47
ZIP Codes:1
Area Codes:2
Total Area:507 square miles (county)
Land Area:493 square miles (county)
Water Area:14 square miles (county)

Cabin John, MD Demographic Information *

Total population2,280
Male population1,102
Female population1,178
Median age (years)47.3
White Population1,905
Black Population84
Indian Population6
Asian Population192
Hawaiian Population1
Hispanic Population104
Median age (Male)47.5
Median age (Female)47.1
Total households876
Family households (families)651
Average household size2.6
Average family size2.99
Total housing units903
* Demographic data is based on 2010 Census. Products


  1. U.S. Postal Service [Last Updated: 5/1/2022],
  2. Internal Data Creation [Last Updated: 5/1/2022],
  3. U.S. Geological Survey [Updated as needed],
  4. U.S. Census [Updated Yearly],
  5. U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010],